What is the Polarity for the power supply on my Western Digital External Hard Drive / HDD?

Know the voltage and ampage but not sure if pos or neg substance....Please help! cheers

Answer:
Unfortunately I call for more information regarding your problem since I can properly answer your question. Feel free to contact me using IM (see profile) if you requirement an instant response.

Which model is it? Are you using another external enclosure or is everything manufactured by WD?

Thanks,
Ken

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